| Business | Phone |
| Alex Baggio 2200 W Hamilton St, Allentown 18104 | (610) 435-8599 |
| Castle Builders Inc 428 N 15th St, Allentown 18102 | (610) 432-7672 |
| Epstein Co 923 W Hamilton St, Allentown 18101 | (610) 434-7611 |
| Epstein Realty Co 927 W Hamilton St # 2, Allentown 18101 | (610) 432-4321 |
| Keystone Home Buyers Allentown 18109 | (610) 266-7388 |
| Keystone Property Trust 7584 Morris Ct # 200, Allentown 18106 | (610) 391-0262 |
| Nhr Real Estate 1501 N Cedar Crest Blvd # 104, Allentown 18104 | (610) 770-1809 |
| O'Brien Co 640 Hamilton St, Allentown 18102 | (610) 432-9100 |
| Omega Homes Inc 1150 S Cedar Crest Blvd # 200, Allentown 18103 | (610) 437-1111 |
| Shoppes At Olde Towne 6750 Iroquois Trl, Allentown 18104 | (610) 706-4508 |
| Principal Investments Llc 1611 Pond Rd, Allentown 18104 | (610) 530-5480 |